Answer:
O Mass/Matter cannot be created or destroyed
The first animal was called the comb jelly
I think it would be useful because then a gas station would have to save gas, instead of selling it all. But, for this question Im not to sure. Is this a multiple choice question_
<h2>Answer:</h2>
Given data:
Volume of solution: 500 ml
Mass of 10 ml solution: 10.7 g
Density of whole solution: ?
<h3>Solution:</h3>
Mass of 500 ml solution : 10.7/10 * 500 = 535 g
Density = Mass/ volume
<u>Putting values in formula :</u>
D = 535/500 = 1.07 g/ml
Hence Density = 1.07 g/ml
